Headset for telephones



FIG. 1 is a front elevation view of a headset for telephones;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top plan the view thereof;

FIG. 6 is a bottom plan the view thereof; and,

FIG. 7 is a front, right side perspective view thereof.

The dashed or broken lines shown in the drawings depict portions of the headset for telephones in which the design is embodied that form no part of the claimed design. 

CLAIM The ornamental design for a headset for telephones, as shown and described. 